[USN-3811-2] SpamAssassin vulnerability

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Ubuntu Security Notice USN-3811-2
November 13, 2018

spamassassin vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:

– Ubuntu 12.04 ESM

Summary:

SpamAssassin could be made to crash if it received
a specially crafted file.

Software Description:
– spamassassin: Perl-based spam filter using text analysis

Details:

USN-3811-1 fixed a vulnerability in SpamAssassin. This update provides
the corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

=C2=A0It was discovered that SpamAssassin incorrectly handled certain
=C2=A0unclosed tags in emails. A remote attacker could possibly use this
=C2=A0issue to cause a denial of service. (CVE-2017-15705)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 12.04 ESM:
=C2=A0 spamassassin=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A03.3.2-2ub=
untu1.2

In general, a standard system update will make all the necessary
changes.

References:
=C2=A0 https://usn.ubuntu.com/usn/usn-3811-2
=C2=A0 https://usn.ubuntu.com/usn/usn-3811-1
=C2=A0 CVE-2017-15705
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